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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Shops openly flouting tobacco sales ban near schools in China

Researchers found that nearly all schools had at least one shop selling tobacco within a 100m radius, and marketing strategies targeting children were pervasive. Enforcement of the ban is needed to protect youth, and point-of-sale displays and advertising are urgently required in China.

Smokers quitting tobacco also drink less alcohol

People who have recently attempted to quit smoking are more likely to try to drink less alcohol. They report lower levels of alcohol consumption and are less likely to binge drink compared to other smokers. This finding goes against the common assumption that quitters tend to increase their drinking.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Menthol-like cigarettes still sold in Canada despite ban

Researchers found that despite a ban on menthol cigarettes, similar products with green coloring and 'smooth taste redesigned without menthol' are being marketed to undermine the effectiveness of the ban. The study suggests that these tactics could have an adverse impact on public health.

Public health benefits of e-cigarette use tend to outweigh the harms

A modeling study suggests that e-cigarettes are likely to provide public health benefits for adults, particularly adolescents and young adults, who use them instead of smoking. The study found a 21% reduction in smoking-attributable deaths and 20% decrease in life years lost due to e-cigarette use.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Teen vaping could reverse progress in the control of tobacco

A new USC study suggests that some teens who never would have smoked cigarettes are now vaping, potentially reversing progress in tobacco control. The study found that tobacco use among teens in Southern California is on the rise, with nicotine experimentation becoming a major concern.

Nicotine exposure during pregnancy nearly twice as high as reported

A new study reveals a significant gap between reported smoking during pregnancy and actual nicotine exposure, with 16.5% of women experiencing high-level nicotine exposure and 7.5% low-level exposure. The study highlights the importance of targeted public health efforts to decrease tobacco use among pregnant minority women.

ACA's tobacco surcharges reduce smokers' insurance take-up, study finds

A new study by Yale University researchers found that high tobacco surcharges under the Affordable Care Act reduced smokers' insurance enrollment rates, contrary to the ACA's goal of universal coverage. The study also showed no increase in smoking cessation among smokers facing these surcharges.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Jasmonate-deficient tobacco plants attract herbivorous mammals

Genetically modified tobacco plants lacking jasmonates are more susceptible to insect and vertebrate attacks, with a significant impact on reproductive ability. Rabbits prefer to feed on these plants, peeling the stems and reducing flower production, highlighting the importance of nicotine in plant defense.

Unproven claims run rampant in e-cigarette business

A new study finds that e-cigarette manufacturers make numerous unproven health claims, which may have a lasting impact on consumers. The FDA regulation aims to prevent such misinformation and ensure accurate information about e-cigarette use.

Do you know what you're smoking? Research suggests that you don't

A study published in BMC Public Health found that nearly a quarter of US adults reported looking for information on tobacco constituents, with young adults and smokers more likely to do so. The research suggests that making this information available could improve public health and reduce tobacco use.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

E-cigarette use can alter hundreds of genes involved in airway immune defense

A study by UNC researchers found that vaping e-cigarettes alters dozens of genes essential for upper airway immune defense, similar to cigarette smoking. This discovery suggests that inhaling flavored liquids in e-cigarettes has consequences on epithelial cell gene expression, potentially increasing the risk of respiratory problems.

Tobacco control experts awarded NCI grant

A five-year NCI grant has been awarded to a consortium of researchers studying the impact of government policies on tobacco use behaviors and the evolving nicotine delivery market. The project aims to assess the likely impact of current and potential future policies on vaporized nicotine products.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Pot-smokers harm gums; other physical effects slight

A long-term study found that cannabis users had more gum disease, while tobacco smokers showed worse lung function and metabolic health. However, the researchers noted that heavy recreational cannabis use has some adverse consequences, but does not appear to cause significant damage to physical health.

Tobacco smoke makes germs more resilient

Researchers found that tobacco smoke increases the likelihood of certain bacteria like Porphyromonas gingivalis colonizing the body. Biofilms formed by these pathogens can be difficult to eradicate and promote antibiotic resistance.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Hawk moths have a second nose for evaluating flowers

Researchers discovered that hawk moths can smell floral volatiles using olfactory neurons on their proboscis. This allows them to select flowers with sufficient nectar, leading to successful pollination and seed production. The study highlights the importance of scent in flower-pollinator interactions.

More than half of EU citizens questioned now think e-cigarettes are harmful

A recent EU survey found that over 50% of Europeans believe e-cigarettes pose a health risk, despite continued use surging across member states. The study also reveals that current smokers and ex-smokers are more likely to have tried e-cigarettes, highlighting the need for better understanding of their impact on public health.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Novel nicotine inhaler doubles smoking quit rates

A novel nicotine inhaler has been shown to double smoking quit rates compared to placebo inhalers. The study, published in Nicotine and Tobacco Research, suggests that inhaled nicotine from a standard inhaler is highly effective in helping smokers quit.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

New report shows electronic cigarettes are beneficial to UK public health

E-cigarettes offer potential to radically reduce harm from smoking in UK society, with benefits found at individual and population levels. The Royal College of Physicians report finds that e-cigarette use is primarily among smokers seeking to cut down or quit, and no grounds to suspect renormalization of smoking habits.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Researcher finds teenage e-cigarette use 'clustered' in certain schools

A new study by Adam Lippert finds that e-cigarette use among teens is clustered in schools with high rates of use, suggesting a cultural factor at play. The research suggests that educators should consider perceptions of e-cigarettes as less harmful when implementing initiatives to curb teen vaping.

Finding sleep's sweet spot

Researchers found that the early-to-bed, early-to-rise approach is associated with better cardiovascular health behaviors, including reduced smoking, sedentary lifestyles, and poor dietary choices. Adequate sleep at optimal times is key to promoting heart-healthy habits.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Seeing e-cigarettes in shops may influence their use by teenagers

Adolescents who recall seeing e-cigarettes in shops are more likely to have tried them and intend to try them in the future. The study, which involved 3,808 Scottish adolescents, found a strong association between recall of e-cigarette displays at point of sale and use of e-cigarettes.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Smokers may have a tougher time finding a job, earn less money

A study published in JAMA Internal Medicine found that unemployed smokers were less likely to get new jobs and earned an average of $5 less per hour than nonsmokers. This results in a significant wage deficit, with smokers facing a loss of over $8,300 annually.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Cigarettes cheaper than e-cigarettes in 44 of 45 countries studied

A new American Cancer Society study found that combustible tobacco cigarettes cost less to purchase than equivalent amounts of electronic cigarettes (e-cigarettes) in 44 of 45 countries sampled. The price gap exists despite the fact that e-cigarettes are not yet widely subjected to comparable excise taxes as combustible cigarettes.

If you want to quit smoking, do it now

A study published in Annals of Internal Medicine found that quitting smoking abruptly is more likely to lead to long-term success than gradual reduction. After assessing 697 smokers for four weeks and six months, the research revealed a 25% higher quit rate for those who stopped all at once.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Hybrid device delivers tobacco flavors with e-cig like vapor

A novel hybrid product called 'glo iFUSE' combines e-cigarette technology with fresh tobacco to deliver natural tobacco flavors. Sensory testing confirmed the presence of detectable tobacco flavors, and chemical analysis revealed a significant reduction in toxic compounds compared to traditional cigarettes.

Graphic cigarette warnings trigger brain areas key to quitting smoking

Researchers found that viewing graphic anti-smoking images on cigarette packs triggers activity in brain areas involved in emotion, decision-making and memory. The findings suggest these images could effectively warn smokers about cigarettes' health consequences and motivate a change in behavior.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

More evidence found on potential harmful effects of e-cigarettes

Research by UofL professor Daniel J. Conklin found e-cigarettes may cause atherosclerosis, a plaque-causing disease leading to heart attacks and strokes. The study exposed mice to varying levels of e-cigarette aerosol, tobacco smoke, or nicotine alone, revealing that multiple constituents have cardiovascular disease-causing potential.

Internet searches reflect vaping's surge

A recent study found that people searching for vaping-related terms are primarily interested in shopping for e-cigarettes rather than health information. This suggests a concerning trend in the growing vaping industry, where marketing and advertising efforts may be targeting consumers without regard for potential health risks.

Put that in your e-cigarette and smoke it, or should you?

Researchers found that e-cigarette chemicals suppress key immune genes in the nasal mucosa, similar to smoking cigarettes. The study suggests that e-cigarettes may have broader effects on respiratory immune responses than initially thought.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.